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Message-ID: <20070729145738.GO16817@stusta.de>
Date: Sun, 29 Jul 2007 16:57:38 +0200
From: Adrian Bunk <bunk@...sta.de>
To: Andrew Morton <akpm@...ux-foundation.org>,
Michael Halcrow <mhalcrow@...ibm.com>,
phillip@...lewell.homeip.net
Cc: linux-kernel@...r.kernel.org, ecryptfs-devel@...ts.sourceforge.net
Subject: [-mm patch] fs/ecryptfs/: make code static
On Wed, Jul 25, 2007 at 04:03:04AM -0700, Andrew Morton wrote:
>...
> Changes since 2.6.22-rc6-mm1:
>...
> +ecryptfs-add-key-list-structure-search-keyring.patch
>...
> ecryptfs feature work
>...
This patch makes some needlessly global code static.
Signed-off-by: Adrian Bunk <bunk@...sta.de>
---
fs/ecryptfs/crypto.c | 15 +++++------
fs/ecryptfs/ecryptfs_kernel.h | 10 -------
fs/ecryptfs/keystore.c | 43 +++++++++++++++++-----------------
3 files changed, 29 insertions(+), 39 deletions(-)
--- linux-2.6.23-rc1-mm1/fs/ecryptfs/ecryptfs_kernel.h.old 2007-07-26 13:50:59.000000000 +0200
+++ linux-2.6.23-rc1-mm1/fs/ecryptfs/ecryptfs_kernel.h 2007-07-26 14:09:15.000000000 +0200
@@ -156,7 +156,6 @@
} token;
} __attribute__ ((packed));
-int ecryptfs_get_auth_tok_sig(char **sig, struct ecryptfs_auth_tok *auth_tok);
void ecryptfs_dump_auth_tok(struct ecryptfs_auth_tok *auth_tok);
extern void ecryptfs_to_hex(char *dst, char *src, size_t src_size);
extern void ecryptfs_from_hex(char *dst, char *src, int dst_size);
@@ -290,9 +289,6 @@
unsigned char cipher_name[ECRYPTFS_MAX_CIPHER_NAME_SIZE + 1];
};
-extern struct list_head key_tfm_list;
-extern struct mutex key_tfm_list_mutex;
-
/**
* This struct is to enable a mount-wide passphrase/salt combo. This
* is more or less a stopgap to provide similar functionality to other
@@ -520,9 +516,6 @@
void ecryptfs_destruct_mount_crypt_stat(
struct ecryptfs_mount_crypt_stat *mount_crypt_stat);
int ecryptfs_init_crypt_ctx(struct ecryptfs_crypt_stat *crypt_stat);
-int ecryptfs_crypto_api_algify_cipher_name(char **algified_name,
- char *cipher_name,
- char *chaining_modifier);
#define ECRYPTFS_LOWER_I_MUTEX_NOT_HELD 0
#define ECRYPTFS_LOWER_I_MUTEX_HELD 1
int ecryptfs_write_inode_size_to_metadata(struct file *lower_file,
@@ -563,13 +556,10 @@
struct ecryptfs_crypt_stat *crypt_stat,
struct dentry *ecryptfs_dentry,
size_t *len, size_t max);
-int process_request_key_err(long err_code);
int
ecryptfs_parse_packet_set(struct ecryptfs_crypt_stat *crypt_stat,
unsigned char *src, struct dentry *ecryptfs_dentry);
int ecryptfs_truncate(struct dentry *dentry, loff_t new_length);
-int ecryptfs_process_key_cipher(struct crypto_blkcipher **key_tfm,
- char *cipher_name, size_t *key_size);
int ecryptfs_inode_test(struct inode *inode, void *candidate_lower_inode);
int ecryptfs_inode_set(struct inode *inode, void *lower_inode);
void ecryptfs_init_inode(struct inode *inode, struct inode *lower_inode);
--- linux-2.6.23-rc1-mm1/fs/ecryptfs/crypto.c.old 2007-07-26 13:51:13.000000000 +0200
+++ linux-2.6.23-rc1-mm1/fs/ecryptfs/crypto.c 2007-07-26 13:59:12.000000000 +0200
@@ -123,9 +123,9 @@
return rc;
}
-int ecryptfs_crypto_api_algify_cipher_name(char **algified_name,
- char *cipher_name,
- char *chaining_modifier)
+static int ecryptfs_crypto_api_algify_cipher_name(char **algified_name,
+ char *cipher_name,
+ char *chaining_modifier)
{
int cipher_name_len = strlen(cipher_name);
int chaining_modifier_len = strlen(chaining_modifier);
@@ -1828,9 +1828,8 @@
* should be released by other functions, such as on a superblock put
* event, regardless of whether this function succeeds for fails.
*/
-int
-ecryptfs_process_key_cipher(struct crypto_blkcipher **key_tfm,
- char *cipher_name, size_t *key_size)
+static int ecryptfs_process_key_cipher(struct crypto_blkcipher **key_tfm,
+ char *cipher_name, size_t *key_size)
{
char dummy_key[ECRYPTFS_MAX_KEY_BYTES];
char *full_alg_name;
@@ -1874,8 +1873,8 @@
}
struct kmem_cache *ecryptfs_key_tfm_cache;
-struct list_head key_tfm_list;
-struct mutex key_tfm_list_mutex;
+static struct list_head key_tfm_list;
+static struct mutex key_tfm_list_mutex;
int ecryptfs_init_crypto(void)
{
--- linux-2.6.23-rc1-mm1/fs/ecryptfs/keystore.c.old 2007-07-26 14:01:08.000000000 +0200
+++ linux-2.6.23-rc1-mm1/fs/ecryptfs/keystore.c 2007-07-26 14:09:26.000000000 +0200
@@ -39,7 +39,7 @@
* determine the type of error, make appropriate log entries, and
* return an error code.
*/
-int process_request_key_err(long err_code)
+static int process_request_key_err(long err_code)
{
int rc = 0;
@@ -396,6 +396,27 @@
return rc;
}
+static int ecryptfs_get_auth_tok_sig(char **sig,
+ struct ecryptfs_auth_tok *auth_tok)
+{
+ int rc = 0;
+
+ (*sig) = NULL;
+ switch (auth_tok->token_type) {
+ case ECRYPTFS_PASSWORD:
+ (*sig) = auth_tok->token.password.signature;
+ break;
+ case ECRYPTFS_PRIVATE_KEY:
+ (*sig) = auth_tok->token.private_key.signature;
+ break;
+ default:
+ printk(KERN_ERR "Cannot get sig for auth_tok of type [%d]\n",
+ auth_tok->token_type);
+ rc = -EINVAL;
+ }
+ return rc;
+}
+
/**
* decrypt_pki_encrypted_session_key - Decrypt the session key with
* the given auth_tok.
@@ -1080,26 +1101,6 @@
return rc;
}
-int ecryptfs_get_auth_tok_sig(char **sig, struct ecryptfs_auth_tok *auth_tok)
-{
- int rc = 0;
-
- (*sig) = NULL;
- switch (auth_tok->token_type) {
- case ECRYPTFS_PASSWORD:
- (*sig) = auth_tok->token.password.signature;
- break;
- case ECRYPTFS_PRIVATE_KEY:
- (*sig) = auth_tok->token.private_key.signature;
- break;
- default:
- printk(KERN_ERR "Cannot get sig for auth_tok of type [%d]\n",
- auth_tok->token_type);
- rc = -EINVAL;
- }
- return rc;
-}
-
/**
* ecryptfs_parse_packet_set
* @dest: The header page in memory
-
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